//
//  AppDelegate.m
//  UIHomeWork17_NSFileManager
//
//  Created by tusm on 16/8/5.
//  Copyright © 2016年 tusm. All rights reserved.
//

#import "AppDelegate.h"

@interface AppDelegate ()

@end

@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    // Override point for customization after application launch.
    
    //创建文件管理器
    NSFileManager *manager = [NSFileManager defaultManager];
    //取路径
    NSArray *pathArray = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    //创建名为Demo
    NSString *path = [[pathArray firstObject] stringByAppendingPathComponent:@"Demo"];
    NSLog(@"++++++++++%@",[pathArray firstObject]);
    //在路径下创建文件夹
    [manager createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
//    [manager removeItemAtPath:path error:nil];
    
    NSString *str = @"hello,world";
    NSString *fileName = @"hello.txt";
  NSString *helloPath =  [path stringByAppendingPathComponent:fileName];
    
    [str writeToFile:helloPath atomically:YES encoding:NSUTF8StringEncoding error:nil];
    
    //创建第二个文件夹的路径
    NSString *path2 = [[pathArray firstObject] stringByAppendingPathComponent:@"Demo2"];
//    [manager createDirectoryAtPath:path2 withIntermediateDirectories:YES attributes:nil error:nil];
//    NSLog(@"%@",path2);
    //该步同时创建文件夹及文件
    //将Demo的hello.txt拷贝到demo2
    [manager copyItemAtPath:path toPath:path2 error:nil];
    
    //移除
//    [manager removeItemAtPath:path2 error:nil];
    
    NSString *path3 = [[pathArray firstObject] stringByAppendingPathComponent:@"Demo3"];
//    [manager createDirectoryAtPath:path3 withIntermediateDirectories:YES attributes:nil error:nil];
    [manager moveItemAtPath:path2 toPath:path3 error:nil];
    
//    [manager removeItemAtPath:fileName error:nil];
    //判断文件是否存在
    if ([[NSFileManager defaultManager]fileExistsAtPath:path3])
    {
        NSLog(@"yes");
    }
    
    else {
       NSLog(@"no");
    }
    
    return YES;
}


- (void)applicationWillResignActive:(UIApplication *)application {
    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
    // Use this method to pause ongoing tasks, disable timers, and invalidate graphics rendering callbacks. Games should use this method to pause the game.
}


- (void)applicationDidEnterBackground:(UIApplication *)application {
    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
}


- (void)applicationWillEnterForeground:(UIApplication *)application {
    // Called as part of the transition from the background to the active state; here you can undo many of the changes made on entering the background.
}


- (void)applicationDidBecomeActive:(UIApplication *)application {
    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
}


- (void)applicationWillTerminate:(UIApplication *)application {
    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
}


@end
